1 // RUN: %clang_cl_asan -O0 %s -Fe%t
2 // RUN: not %run %t 2>&1 | FileCheck %s
3 
4 #include <windows.h>
5 
thread_proc(void *)6 DWORD WINAPI thread_proc(void *) {
7   int subscript = 42;
8   volatile char stack_buffer[42];
9   stack_buffer[subscript] = 42;
10 // CHECK: AddressSanitizer: stack-buffer-overflow on address [[ADDR:0x[0-9a-f]+]]
11 // CHECK: WRITE of size 1 at [[ADDR]] thread T1
12 // CHECK:   {{#0 .* thread_proc .*thread_stack_array_right_oob.cc}}:[[@LINE-3]]
13 // CHECK: Address [[ADDR]] is located in stack of thread T1 at offset {{.*}} in frame
14 // CHECK:   thread_proc
15   return 0;
16 }
17 
main(void)18 int main(void) {
19   HANDLE thr = CreateThread(NULL, 0, thread_proc, NULL, 0, NULL);
20 // CHECK: Thread T1 created by T0 here:
21 // CHECK:   {{#[01] .* main .*thread_stack_array_right_oob.cc}}:[[@LINE-2]]
22 
23   // A failure to create a thread should fail the test!
24   if (thr == 0) return 0;
25 
26   WaitForSingleObject(thr, INFINITE);
27 }
28